HiSET® Contacts for Test Center Staff and Adult Educators

ETS Customer Service

ETS Customer Service Representatives are available to support testing site staff with any application irregularities, accommodations, questions and concerns as well as throughout the scheduling and eligibility process.

The Customer Service Center is open Monday through Saturday from 8 a.m.–8 p.m. local time (Continental U.S.), excluding federal holidays. You can reach us via:

Email:
HiSET@ets.org
Phone:
1-855-MyHiSET (1-855-694-4738) — toll free

ETS Disability Services

To contact ETS Disability Services, please see Disability Accommodations.

Test Administrative Services

Test Administrative Services offers assistance with ordering test materials, account information, e-learning, general questions regarding procedures and test site scheduling.

Test Administrative Services is available Monday through Friday from 8 a.m.–11 p.m. ET, excluding federal holidays. You can reach us via:

Phone:
1-800-257-5123*
Email:
hisettas@ets.org
Mail:
ETS HiSET Test Administrative Services
PO Box 6666
Princeton, NJ 08541-6666
Courier
Service:
ETS HiSET Test Administrative Services
1425 Lower Ferry Road
Mail Stop 34-Q
Ewing, NJ 08618-1426

* This toll-free number is reserved for Test Administrators and Proctors only and should not be shared with test takers.

Additional Information

For additional contact information for the above groups and other areas of support, please refer to the Program Manual.

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Contact Test Administrative Services

Assistance for Test Center Staff with ordering test materials, account information, e-learning, general questions regarding procedures and test site scheduling.

Phone: 1-800-257-5123
Email: hisettas@ets.org